Control unit



FIG. 1 is a top perspective view of the control unit;

FIG. 2 is a top view of the control unit, taken from the frame of reference of FIG. 1;

FIG. 3 is a bottom view of the control unit, taken from the frame of reference of FIG. 1;

FIG. 4 is a side view, in elevation, of the right side of the control unit, taken from the frame of reference of FIG. 1;

FIG. 5 is a side view, in elevation, of the left side of the control unit, taken from the frame of reference of FIG. 1;

FIG. 6 is a front view of the control unit, taken from the frame of reference of FIG. 1;

FIG. 7 is a rear view of the control unit, taken from the frame of reference of FIG. 1; and,

FIG. 8 is a bottom perspective view of the control unit.

The broken lines are included for the purpose of illustrating unclaimed portions of the control unit and form no part of the claimed design. 

CLAIM The ornamental design for a control unit, as shown and described. 